This book offers a systematic and up-to-date account of the landscape of contemporary epistemology. It presupposes only a minimum of prior philosophical knowledge, and includes an account of the logical and conceptual tools needed for philosophical analysis. Focuses on the writings and ideas of W. Alston, R. Audi, L. BonJour, R. Chisholm, A. Goldman. H. Kornboith, K. Lehrer. A. Plantinga, W. V. Quine, E. Sosa, and B Stroud, among others; links particular theories and arguments to their chief proponents and critics.